Fountain brush



FIG. 1 is a perspective view of a fountain brush, showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a top plan view thereof, shown in the transverse position;

FIG. 7 is a top plan view thereof, shown with the brush head in the lengthwise position. 

The ornamental design for a fountain brush, as shown and described. 